.ff-lsp-calculator {
    --ff-lsp-primary: #7d1520;
    --ff-lsp-anthracite: #2c2c2c;
    --ff-lsp-accent: #b82935;
    --ff-lsp-background: #f5f2f2;
    --ff-lsp-text: #242424;
    color: var(--ff-lsp-text);
    background: var(--ff-lsp-background);
    border: 1px solid color-mix(in srgb, var(--ff-lsp-anthracite) 22%, transparent);
    border-radius: 12px;
    box-shadow: 0 10px 32px rgba(0, 0, 0, .08);
    font-family: inherit;
    line-height: 1.45;
    overflow: hidden;
}

.ff-lsp-calculator *, .ff-lsp-calculator *::before, .ff-lsp-calculator *::after { box-sizing: border-box; }
.ff-lsp-calculator [hidden] { display: none !important; }
.ff-lsp-header { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 24px; color: #fff; background: linear-gradient(135deg, var(--ff-lsp-anthracite), var(--ff-lsp-primary)); }
.ff-lsp-header h2 { color: inherit; font-size: clamp(1.5rem, 3vw, 2.25rem); line-height: 1.15; margin: 0; }
.ff-lsp-kicker { color: inherit; font-size: .78rem; font-weight: 700; letter-spacing: .12em; margin: 0 0 4px; text-transform: uppercase; }
.ff-lsp-actions, .ff-lsp-footer-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.ff-lsp-button { appearance: none; border: 0; border-radius: 6px; cursor: pointer; font: inherit; font-weight: 700; padding: .7rem 1rem; }
.ff-lsp-button-secondary { color: var(--ff-lsp-anthracite); background: #fff; }
.ff-lsp-button:focus-visible, .ff-lsp-tabs button:focus-visible, .ff-lsp-calculator input:focus-visible { outline: 3px solid color-mix(in srgb, var(--ff-lsp-accent) 55%, #fff); outline-offset: 2px; }
.ff-lsp-notice { margin: 16px 20px 0; padding: 12px 14px; color: #71151d; background: #fff0f1; border-left: 4px solid var(--ff-lsp-primary); }
.ff-lsp-tabs { display: flex; gap: 0; overflow-x: auto; background: var(--ff-lsp-anthracite); }
.ff-lsp-tabs button { flex: 1 0 auto; appearance: none; color: #fff; background: transparent; border: 0; border-bottom: 4px solid transparent; cursor: pointer; font: inherit; font-weight: 700; padding: 14px 18px; }
.ff-lsp-tabs button[aria-selected="true"] { background: color-mix(in srgb, var(--ff-lsp-primary) 78%, #000); border-bottom-color: #fff; }
.ff-lsp-panel { padding: clamp(16px, 3vw, 28px); }
.ff-lsp-panel h3 { color: var(--ff-lsp-primary); margin: 0 0 6px; }
.ff-lsp-panel h4 { color: var(--ff-lsp-anthracite); margin: 24px 0 10px; }
.ff-lsp-help { margin: 0 0 16px; }
.ff-lsp-table-wrap { width: 100%; overflow-x: auto; }
.ff-lsp-table { width: 100%; min-width: 720px; border-collapse: collapse; background: #fff; }
.ff-lsp-table th, .ff-lsp-table td { border-bottom: 1px solid #ddd; padding: 9px 10px; text-align: left; vertical-align: middle; }
.ff-lsp-table thead th { color: #fff; background: var(--ff-lsp-anthracite); white-space: nowrap; }
.ff-lsp-table tbody tr:nth-child(even) { background: color-mix(in srgb, var(--ff-lsp-background) 70%, #fff); }
.ff-lsp-table tbody th { color: inherit; }
.ff-lsp-calculator input[type="text"], .ff-lsp-calculator input[type="number"] { width: 100%; min-width: 76px; height: 38px; color: var(--ff-lsp-text); background: #fff; border: 1px solid #aaa; border-radius: 4px; font: inherit; padding: 6px 8px; }
.ff-lsp-times-table input[type="text"] { min-width: 130px; }
.ff-lsp-summary-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
.ff-lsp-summary-grid > div { background: #fff; border-top: 4px solid var(--ff-lsp-primary); border-radius: 6px; padding: 14px; }
.ff-lsp-summary-grid span { display: block; font-size: .85rem; margin-bottom: 3px; }
.ff-lsp-summary-grid strong { color: var(--ff-lsp-anthracite); font-size: 1.35rem; }
.ff-lsp-calculator[data-passed="yes"] [data-output="passed"] { color: #1c6b38; }
.ff-lsp-calculator[data-passed="no"] [data-output="passed"] { color: var(--ff-lsp-primary); }
.ff-lsp-chart-block { margin-top: 20px; }
.ff-lsp-svg-chart, .ff-lsp-track, .ff-lsp-bars { width: 100%; min-height: 120px; background: #fff; border-radius: 6px; padding: 10px; overflow: hidden; }
.ff-lsp-chart-svg { display: block; width: 100%; height: auto; }
.ff-lsp-chart-svg .axis { stroke: #777; stroke-width: 1; }
.ff-lsp-chart-svg .axis-label { fill: var(--ff-lsp-text); font-size: 12px; text-anchor: middle; }
.ff-lsp-track-svg .track-outer { fill: #b75b5b; stroke: var(--ff-lsp-anthracite); stroke-width: 3; }
.ff-lsp-track-svg .track-inner { fill: #dce8d6; stroke: #fff; stroke-width: 4; }
.ff-lsp-track-svg .track-marker { stroke: #fff; stroke-width: 2; }
.ff-lsp-track-svg .marker-label { fill: #fff; font-size: 10px; font-weight: 700; pointer-events: none; text-anchor: middle; }
.ff-lsp-bar-row { display: grid; grid-template-columns: minmax(90px, 1fr) minmax(100px, 5fr) 70px; gap: 10px; align-items: center; margin: 8px 0; }
.ff-lsp-bar { display: block; height: 20px; min-width: 2px; border-radius: 3px; }
.ff-lsp-bar-row strong { font-size: .9rem; text-align: right; }
.ff-lsp-footer-actions { justify-content: flex-end; padding: 0 clamp(16px, 3vw, 28px) 24px; }
.ff-lsp-footer-actions .ff-lsp-button { color: #fff; background: var(--ff-lsp-primary); }

@media (max-width: 720px) {
    .ff-lsp-header { align-items: flex-start; flex-direction: column; }
    .ff-lsp-actions { width: 100%; }
    .ff-lsp-actions .ff-lsp-button { flex: 1; }
    .ff-lsp-summary-grid { grid-template-columns: 1fr; }
    .ff-lsp-tabs button { padding: 12px; }
}

@media (prefers-reduced-motion: reduce) {
    .ff-lsp-calculator * { scroll-behavior: auto !important; transition: none !important; }
}